Philco 37-660 Hum

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Philco 37-660 Hum

gregb
Senior Member

Posts: 599
Threads: 24
Joined: Jan 2014
City: Edmonton AB CA

02-15-2014, 01:03 PM

If you haven't recapped the rest of the radio there maybe a leaky cap or two or three drawing excessive current. It is possible to have a bad tube with heater/cathode leakage. Check the 6F6 tubes, if one is really weak that could cause some hum. Just some thoughts.

Gregb

(This post was last modified: 02-15-2014, 01:08 PM by gregb.)

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Philco 37-660 Hum - by mgambuzza - 02-15-2014, 02:18 AM

RE: Philco 37-660 Hum - by gregb - 02-15-2014, 01:03 PM

RE: Philco 37-660 Hum - by morzh - 02-15-2014, 01:20 PM

RE: Philco 37-660 Hum - by mgambuzza - 02-15-2014, 04:52 PM

RE: Philco 37-660 Hum - by morzh - 02-15-2014, 04:56 PM

RE: Philco 37-660 Hum - by mgambuzza - 02-17-2014, 08:31 AM

RE: Philco 37-660 Hum - by morzh - 02-17-2014, 12:47 PM

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